A substance sometimes found in an increased amount in the blood, other body fluids, or tissues and that may suggest the presence of some types of cancer.

GoldBamboo

... Why get tested?
To monitor treatment for ovarian cancer

When to get tested?
Before starting therapy for ovarian cancer or if at high risk for developing ovarian cancer, and at intervals during and after treatment

Sample required?
A blood sample drawn from a vein in the arm
...
Lab Tests Online - more...

CA-125, which stands for cancer antigen 125, is a tumor marker or biomarker ...
Wikipedia - [full article]

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